General

  • Target

    8777776d1fa2d586e314d4722fc1f592f6eda3ec20049e321e21977782d8d4bb

  • Size

    248KB

  • Sample

    240523-bpy3magc4y

  • MD5

    f039763f5a139a1eb2f35b3236c33586

  • SHA1

    e68bdca08418b64ec97c75a098bf2e9adb9a9031

  • SHA256

    8777776d1fa2d586e314d4722fc1f592f6eda3ec20049e321e21977782d8d4bb

  • SHA512

    cf6177d543eb1144b4613dbd858a472bcfc79d734140c668cb55e2a342833d3bfd09e581b00d193c15887e8c849e355b68a76217d2a4dc72075711c310ff07f6

  • SSDEEP

    3072:SSlv//f/bWiyF1FRII31jnUCMJnS5dvvhpcqZg:S4v//f/bWiyFbBUCMN+vD

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.robustcare.com.au
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    newton@23

Targets

    • Target

      8777776d1fa2d586e314d4722fc1f592f6eda3ec20049e321e21977782d8d4bb

    • Size

      248KB

    • MD5

      f039763f5a139a1eb2f35b3236c33586

    • SHA1

      e68bdca08418b64ec97c75a098bf2e9adb9a9031

    • SHA256

      8777776d1fa2d586e314d4722fc1f592f6eda3ec20049e321e21977782d8d4bb

    • SHA512

      cf6177d543eb1144b4613dbd858a472bcfc79d734140c668cb55e2a342833d3bfd09e581b00d193c15887e8c849e355b68a76217d2a4dc72075711c310ff07f6

    • SSDEEP

      3072:SSlv//f/bWiyF1FRII31jnUCMJnS5dvvhpcqZg:S4v//f/bWiyFbBUCMN+vD

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

2
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Collection

Data from Local System

4
T1005

Tasks